US2965933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of molding endcaps on filter elements
Assignee: Bendix Corp
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Filing: 1957-12-30
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Granted: 1960-12-27
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Expires: 1977-12-30
Abstract
No abstract record available.
Inventors
- 👤 Kasten Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:36
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/68; B29C70/74; B29C70/76; B29C70/766; B01; B01D; B01D29/00; B01D29/11; B01D29/111; B01D29/13; B01D29/23; B01D29/232; B29C39/00; B29C39/02; B29C39/10; B01D2201/00; B01D2201/04; B01D2201/0415; B01D2201/29; B01D2201/291; B01D2201/293; B29K; B29K2705/00; B29K2711/00; B29K2711/12; B29L; B29L2031/00; B29L2031/14; B29L2031/709; B29L2031/7096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |